First past at removing writing mode.

sky/engine/platform/geometry/LayoutBoxExtent.cpp

 /*
  * Copyright (c) 2012, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 39 matching lines @@
     return isHorizontalWritingMode(writingMode) ? m_left : m_top;
 }
 
 LayoutUnit LayoutBoxExtent::logicalRight(WritingMode writingMode) const
 {
     return isHorizontalWritingMode(writingMode) ? m_right : m_bottom;
 }
 
 LayoutUnit LayoutBoxExtent::before(WritingMode writingMode) const
 {
-    switch (writingMode) {
-    case TopToBottomWritingMode:
-        return m_top;
-    case BottomToTopWritingMode:
-        return m_bottom;
-    case LeftToRightWritingMode:
-        return m_left;
-    case RightToLeftWritingMode:
-        return m_right;
-    }
-    ASSERT_NOT_REACHED();
+    // FIXME(sky): Remove
     return m_top;
 }
 
 LayoutUnit LayoutBoxExtent::after(WritingMode writingMode) const
 {
-    switch (writingMode) {
-    case TopToBottomWritingMode:
-        return m_bottom;
-    case BottomToTopWritingMode:
-        return m_top;
-    case LeftToRightWritingMode:
-        return m_right;
-    case RightToLeftWritingMode:
-        return m_left;
-    }
-    ASSERT_NOT_REACHED();
+    // FIXME(sky): Remove
     return m_bottom;
 }
 
 LayoutUnit LayoutBoxExtent::start(WritingMode writingMode, TextDirection direction) const
 {
     if (isHorizontalWritingMode(writingMode))
         return isLeftToRightDirection(direction) ? m_left : m_right;
     return isLeftToRightDirection(direction) ? m_top : m_bottom;
 }
 
 LayoutUnit LayoutBoxExtent::end(WritingMode writingMode, TextDirection direction) const
 {
     if (isHorizontalWritingMode(writingMode))
         return isLeftToRightDirection(direction) ? m_right : m_left;
     return isLeftToRightDirection(direction) ? m_bottom : m_top;
 }
 
 void LayoutBoxExtent::setBefore(WritingMode writingMode, LayoutUnit value)
 {
-    switch (writingMode) {
-    case TopToBottomWritingMode:
-        m_top = value;
-        break;
-    case BottomToTopWritingMode:
-        m_bottom = value;
-        break;
-    case LeftToRightWritingMode:
-        m_left = value;
-        break;
-    case RightToLeftWritingMode:
-        m_right = value;
-        break;
-    default:
-        ASSERT_NOT_REACHED();
-        m_top = value;
-    }
+    // FIXME(sky): Remove
+    m_top = value;
 }
 
 void LayoutBoxExtent::setAfter(WritingMode writingMode, LayoutUnit value)
 {
-    switch (writingMode) {
-    case TopToBottomWritingMode:
-        m_bottom = value;
-        break;
-    case BottomToTopWritingMode:
-        m_top = value;
-        break;
-    case LeftToRightWritingMode:
-        m_right = value;
-        break;
-    case RightToLeftWritingMode:
-        m_left = value;
-        break;
-    default:
-        ASSERT_NOT_REACHED();
-        m_bottom = value;
-    }
+    // FIXME(sky): Remove
+    m_bottom = value;
 }
 
 void LayoutBoxExtent::setStart(WritingMode writingMode, TextDirection direction, LayoutUnit value)
 {
     if (isHorizontalWritingMode(writingMode)) {
         if (isLeftToRightDirection(direction))
             m_left = value;
         else
             m_right = value;
     } else {
@@ skipping 37 matching lines @@
 }
 
 LayoutUnit& LayoutBoxExtent::mutableAfter(WritingMode writingMode)
 {
     return isHorizontalWritingMode(writingMode) ?
         (isFlippedBlocksWritingMode(writingMode) ? m_top : m_bottom) :
         (isFlippedBlocksWritingMode(writingMode) ? m_left: m_right);
 }
 
 } // namespace blink